S 190 - Seriphos, silver, tetrobols or drachms (475-460 BCE)
From SILVER
475 BCE - 460 BCE Silver 126 kg
Description
| Obverse: | Frog, as seen from above. |
| Reverse: | Shallow quadripartite incuse square, each quadrant containing a dolphin |
Mint and issuing power
| Mint: | Seriphos | Ancient region: | Cyclades | Modern country: Greece | Authority: |
Chronology
| From | 475 BCE | to | 460 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 3.90 | Denomination: | tetrobol , drachma
|
Standard: |
Image
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References
| Die study reference: | "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Sheedy 2006, p. 177, no. 1-2. | ||
| Coin series reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 2 | 1 | 100 | 2 | 100 | 1 |
| Total | 1 of 1 | 100 | 2 of 2 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 1 | Number of singletons (o1) ᵖ | 0 |
| Number of reverse dies (r) | 2 | Number of coins (n) | 2 |
| Coins per obverse die (n/o) | 2 | Coins per reverse die (n/r) | 1 |
| Reverse per obverse ratio (r/o) | 2 | Percentage of singletons (o1) ᵖ | 0 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 1.62 | Coins struck if 20,000 as average productivity per die ᵖ | 32,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 2 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00006 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 100% | Die productivity if survival rate 1/2,000 ᵖ | 2,469.14 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 126 kg <br /> 126 kg | Die productivity if survival rate 1/5,000 ᵖ | 6,172.84 |
Remarks
References
- ^ Sheedy, Kenneth A. (2006), The Archaic and Early Classical Coinages of the Cyclades, RNS Spec. Publ. 40, London, viii, 261 p., 20 pl.
